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Here are answers to 6 burning questions about COVID-19 vaccines

The recent success of some coronavirus vaccines in late-stage clinical trials has inched us closer to the end of the …

The ‘last mile’ for COVID-19 vaccines could be the biggest challenge yet

The need for cold storage and booster shots are among potential distribution hurdles A race to develop a COVID-19 vaccine …

Here’s why COVID-19 vaccines like Pfizer’s need to be kept so cold

Freezing RNA-based vaccines keeps their fragile components from breaking down Pfizer is racing to get approval for its COVID-19 vaccine, applying …

Coronavirus cases are skyrocketing. Here’s what it will take to gain control

Neandertal genes in people today may raise risk of severe COVID-19

The same risk factors may protect against other diseases Some people’s genetic inheritance from Neandertals may raise their risk of …

What will happen when COVID-19 and the flu collide this fall?

The upcoming face-off in the U.S. could lead to one virus dominating or a deadly combo The specter of a …

Steroids reduce deaths of critically ill COVID-19 patients, WHO confirms

The finding strengthens evidence that clinicians should give severely sick people the drugs In June, a large study in the …

Here’s what we know about Russia’s unverified coronavirus vaccine

Despite incomplete testing, Sputnik-V may be the first COVID-19 vaccine for the general public Russia has launched a new Sputnik …

Why scientists say wearing masks shouldn’t be controversial

Cloth face coverings help curb the spread of the coronavirus, studies suggest To mask or not to mask? To the …

The steroid dexamethasone is the first drug shown to reduce COVID-19 deaths

A low-cost steroid may save the lives of some people who are on ventilators or supplemental oxygen because of COVID-19, …